Find the missing property of P, T, v, u, h, and x and indicate the states in a P–v and a T–v diagram for

a. R-410a at 500 kPa, h = 300 kJ/kg

b. R-410a at 10◦C, u = 200 kJ/kg

c. R-134a at 40◦C, h = 400 kJ/kg